1811489030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:622

約数の個数: 96

約数和(自身を含む): 3703615488

約数和(自身を除く): 1892126458

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 71, 130, 142, 155, 169, 310, 338, 355, 403, 487, 710, 806, 845, 923, 974, 1690, 1846, 2015, 2201, 2435, 4030, 4402, 4615, 4870, 5239, 6331, 9230, 10478, 11005, 11999, 12662, 15097, 22010, 23998, 26195, 28613, 30194, 31655, 34577, 52390, 57226, 59995, 63310, 69154, 75485, 82303, 119990, 143065, 150970, 164606, 172885, 196261, 286130, 345770, 371969, 392522, 411515, 449501, 743938, 823030, 899002, 981305, 1071887, 1859845, 1962610, 2143774, 2247505, 2551393, 3719690, 4495010, 5102786, 5359435, 5843513, 10718870, 11687026, 12756965, 13934531, 25513930, 27869062, 29217565, 58435130, 69672655, 139345310, 181148903, 362297806, 905744515, 1811489030]

約数ペア:

[(1, 1811489030), (2, 905744515), (5, 362297806), (10, 181148903), (13, 139345310), (26, 69672655), (31, 58435130), (62, 29217565), (65, 27869062), (71, 25513930), (130, 13934531), (142, 12756965), (155, 11687026), (169, 10718870), (310, 5843513), (338, 5359435), (355, 5102786), (403, 4495010), (487, 3719690), (710, 2551393), (806, 2247505), (845, 2143774), (923, 1962610), (974, 1859845), (1690, 1071887), (1846, 981305), (2015, 899002), (2201, 823030), (2435, 743938), (4030, 449501), (4402, 411515), (4615, 392522), (4870, 371969), (5239, 345770), (6331, 286130), (9230, 196261), (10478, 172885), (11005, 164606), (11999, 150970), (12662, 143065), (15097, 119990), (22010, 82303), (23998, 75485), (26195, 69154), (28613, 63310), (30194, 59995), (31655, 57226), (34577, 52390)]